ncclient:NETCONF Python client

# Copyright 2009 Shikhar Bhushan

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#    http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

from rpc import RPC, RPCReply

from ncclient import xml_

from copy import deepcopy

import util

class GetReply(RPCReply):

    """Adds attributes for the *<data>* element to :class:`RPCReply`, which

    pertains to the :class:`Get` and :class:`GetConfig` operations."""

    def _parsing_hook(self, root):

        self._data = None

        if not self._errors:

            self._data = xml_.find(root, 'data', nslist=xml_.NSLIST)

    @property

    def data_ele(self):

        "*<data>* element as an :class:`~xml.etree.ElementTree.Element`"

        if not self._parsed:

            self.parse()

        return self._data

    @property

    def data_xml(self):

        "*<data>* element as an XML string"

        if not self._parsed:

            self.parse()

        return xml_.ele2xml(self._data)

    @property

    def data_dtree(self):

        "*<data>* element in :ref:`dtree`"

        return xml_.ele2dtree(self._data)

    #: Same as :attr:`data_ele`

    data = data_ele

class Get(RPC):

    "The *<get>* RPC"

    SPEC = {'tag': 'get', 'subtree': []}

    REPLY_CLS = GetReply

    def request(self, filter=None):

        """

        :arg filter: optional; see :ref:`filter`

        :seealso: :ref:`return`

        """

        spec = deepcopy(Get.SPEC)

        if filter is not None:

            spec['subtree'].append(util.build_filter(filter))

        return self._request(spec)

class GetConfig(RPC):

    "The *<get-config>* RPC"

    SPEC = {'tag': 'get-config', 'subtree': []}

    REPLY_CLS = GetReply

    def request(self, source, filter=None):

        """

        :arg source: See :ref:`source_target`

        :arg filter: optional; see :ref:`filter`

        :seealso: :ref:`return`

        """

        spec = deepcopy(GetConfig.SPEC)

        spec['subtree'].append(util.store_or_url('source', source, self._assert))

        if filter is not None:

            spec['subtree'].append(util.build_filter(filter))

        return self._request(spec)